Python(html 返回顶部)

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
    <div onclick="GoTop();" style="width: 50px;height: 50px;background-color: black;color: white;
    position: fixed;
    bottom:20px;
    right: 20px;
    ">返回顶部</div>
    <div style="height: 5000px;background-color: #dddddd;">
        asdfasdf
    </div>
    <script>
        function GoTop(){
            document.body.scrollTop = 0;
        }
    </script>
</body>
</html>
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